CN114505996B - Water-soluble polyvinyl alcohol film heat setting equipment - Google Patents
Water-soluble polyvinyl alcohol film heat setting equipment Download PDFInfo
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- CN114505996B CN114505996B CN202210130870.5A CN202210130870A CN114505996B CN 114505996 B CN114505996 B CN 114505996B CN 202210130870 A CN202210130870 A CN 202210130870A CN 114505996 B CN114505996 B CN 114505996B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/34—Component parts, details or accessories; Auxiliary operations
- B29C41/46—Heating or cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/16—Straightening or flattening
- B29C53/18—Straightening or flattening of plates or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D16/00—Devices using a combination of a cooling mode associated with refrigerating machinery with a cooling mode not associated with refrigerating machinery
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to the field of film heat setting equipment, in particular to water-soluble polyvinyl alcohol film heat setting equipment. The heat setting assembly is positioned at the lower part of the circulating heat conduction oil heating equipment and is fixedly connected with the circulating heat conduction oil heating equipment; the cooling assembly is positioned in the box body, and is positioned at the lower part of the circulating cooling refrigeration equipment and fixedly connected with the circulating cooling refrigeration equipment; the power assembly is positioned on the side surface of the box body, which is far away from the heat setting assembly, and the constant temperature and humidity assembly is fixedly connected with the base station; the invention solves the production and quality problems of easy adhesion of the film caused by a great amount of water loss in the drying chamber by arranging the heat setting component, the cooling component, the power component and the constant temperature and humidity component.
Description
Technical Field
The invention relates to the field of film heat setting equipment, in particular to water-soluble polyvinyl alcohol film heat setting equipment.
Background
The existing polyvinyl alcohol film production equipment basically adopts a wet casting mode to produce, the equipment used by the equipment is basically a steel belt or a roller, and the polyvinyl alcohol film is required to be dissolved into a solution with the concentration of 20-30% in production, and a large amount of water in the polyvinyl alcohol film is required to be evaporated during casting production so as to form a film with certain strength, so that the subsequent drying process treatment can be carried out.
Most of the existing production enterprises use a low-temperature drying process to produce, and in the low-temperature drying process, films are easy to adhere due to a large amount of water loss in the drying chamber, so that the production and quality problems of the films are solved.
In view of the above, the present invention provides a water-soluble polyvinyl alcohol film heat setting apparatus, which solves the above technical problems.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: when the film is dried, the film is easy to adhere in the drying chamber due to a large amount of water loss, and meanwhile, the film has different performances in the transverse and longitudinal directions due to the non-uniformity of drying, and a series of production and quality problems such as serious rib bursting and the like are caused when the film is wound.
In order to achieve the above object, the present invention provides the following technical solutions:
the invention provides water-soluble polyvinyl alcohol film heat setting equipment, which comprises: the device comprises a base station, a box body, circulating heat conduction oil heating equipment and circulating cooling refrigeration equipment, wherein the box body is positioned at the upper part of the base station and is fixedly connected with the base station; the circulating heat conduction oil heating equipment is positioned at the upper part of the box body and is fixedly connected with the outer surface of the box body; the circulating cooling refrigeration equipment is positioned on the side surface of the circulating heat conduction oil heating equipment; the circulating cooling refrigeration equipment is fixedly connected with the outer surface of the box body; further comprises:
The heat setting assembly is positioned in the box body, and is positioned at the lower part of the circulating heat conduction oil heating equipment and fixedly connected with the circulating heat conduction oil heating equipment;
the cooling assembly is positioned in the box body, and is positioned at the lower part of the circulating cooling refrigeration equipment and fixedly connected with the circulating cooling refrigeration equipment;
the power assembly is positioned on the side surface of the box body, which is far away from the heat setting assembly, and is positioned on the upper part of the base station;
the constant temperature and humidity assembly is positioned on one side, far away from the box body, of the power assembly and is fixedly connected with the base station;
the hot air outlet is positioned at the lower part of the box body, and is fixedly connected and communicated with the box body;
the cold air outlet is positioned at the lower part of one side of the box body far away from the thermoforming assembly, and is fixedly connected and communicated with the box body;
the air outlet pipeline is positioned in the base station and is positioned at the lower part of the box body;
the water collecting tank is positioned at the lower part of the air outlet pipeline and is fixedly connected and communicated with the air outlet pipeline;
the water delivery pipeline is positioned at the lower part of the water collecting tank, and is fixedly connected and communicated with the water collecting tank.
Preferably, the heat setting assembly further comprises:
the first motor is positioned at the upper part of the box body and is fixedly connected with the inner wall of the box body;
the first rotating shaft is fixedly connected with the output shaft of the first motor;
the first fan blade is positioned on the side wall of the first rotating shaft and is fixedly connected with the first rotating shaft;
the first pipeline is positioned at the lower part of the circulating heat conduction oil heating equipment, and is fixedly connected and communicated with the circulating heat conduction oil heating equipment;
the third pipeline is positioned at the lower part of the first fan blade, and is fixedly connected and communicated with the first pipeline;
the second pipeline is positioned at one side of the third pipeline far away from the first pipeline, and one end of the second pipeline is fixedly connected and communicated with the third pipeline;
the first drying roller is positioned in a position, close to the second pipeline, of the box body and is rotationally connected with the box body, a fourth pipeline is arranged in the first drying roller, and the fourth pipeline is communicated with the second pipeline;
the flattening roller is positioned on the side surface of the first drying roller and is rotationally connected with the box body;
The sixth pipeline is positioned on one side of the first drying roller, and is connected and communicated with the fourth pipeline;
the second drying roller is positioned on one side of the flattening roller away from the first drying roller, the second drying roller is rotationally connected with the inner wall of the box body, a fifth pipeline is arranged in the second drying roller, and the fifth pipeline is connected and communicated with the fourth pipeline through a sixth pipeline;
the pipeline No. seven, no. seven pipeline is located the pipeline No. five and keeps away from the one end of pipeline No. six, pipeline No. seven one end and pipeline No. five fixed connection just communicate with each other, and the other end and circulation conduction oil heating equipment fixed connection.
Preferably, the cooling assembly further comprises:
the second motor is positioned at the upper part of the box body and close to the circulating cooling refrigeration equipment, and is fixedly connected with the inner wall of the box body;
the second rotating shaft is fixedly connected with the output shaft of the second motor;
the second fan blade is positioned on the side surface of the second rotating shaft and is fixedly connected with the side wall of the second rotating shaft;
the eighth pipeline is positioned at the lower part of the circulating cooling refrigeration equipment and is fixedly connected with the circulating cooling refrigeration equipment;
The ninth pipeline is positioned at the lower part of the second fan blade, and one end of the ninth pipeline is connected and communicated with the eighth pipeline;
the cooling roller is positioned below the second fan blade and is rotationally connected with the inner wall of the box body; a tenth pipeline is arranged in the cooling roller, and one end of the tenth pipeline is connected and communicated with the ninth pipeline;
and one end of the eleventh pipeline is connected and communicated with the tenth pipeline, and the other end of the eleventh pipeline is connected with the circulating cooling refrigeration equipment.
Preferably, the power assembly further comprises:
the third motor is positioned at the upper part of the base station and fixedly connected with the base station, and is positioned between the constant temperature and humidity assembly and the box body;
the first fixing table is positioned at the upper part of the base table and is fixedly connected with the base table;
the first driving wheel is fixedly connected with the output shaft of the third motor;
the first belt wheel is positioned on the first fixed table and is rotationally connected with the first fixed table;
the second belt wheel is positioned at one side of the first fixed table far away from the first belt wheel and is rotationally connected with the first fixed table;
the first belt is connected with the first belt wheel and the second belt wheel respectively through the first driving wheel;
The first rotating roller is fixedly connected with the first belt wheel;
the second rotating roller is positioned at one side of the first rotating roller far away from the cooling assembly and is fixedly connected with the second belt wheel;
the second fixing table is positioned on one side of the constant temperature and humidity assembly, which is far away from the first fixing table, and the second fixing table is fixedly connected with the base table;
the fourth motor is positioned on one side of the constant temperature and humidity assembly, which is far away from the third motor, and is fixedly connected with the base station;
the second driving wheel is fixedly connected with the output shaft of the fourth motor;
the third belt wheel is positioned on the second fixed table and is rotationally connected with the second fixed table;
the second belt is connected with the second driving wheel and the third belt wheel respectively;
and the third rotating roller is fixedly connected with the third belt wheel.
Preferably, the constant temperature and humidity assembly further comprises:
the heat-preserving and moisture-preserving box is positioned on one side of the base station far away from the cooling assembly and is fixedly connected with the base station;
the humidifier is positioned at the bottom of the heat-preserving and moisture-preserving box and is fixedly connected with the heat-preserving and moisture-preserving box, and the humidifier is connected with the water conveying pipeline;
The heating plate is positioned at the upper part of the heat preservation and moisture preservation box and is fixedly connected with the inner wall of the heat preservation and moisture preservation box;
the humidity sensor is positioned on the side wall of the heat preservation and moisture preservation box and is fixedly connected with the heat preservation and moisture preservation box;
the temperature sensor is positioned on the side wall of the heat preservation and moisture preservation box and is fixedly connected with the heat preservation and moisture preservation box.
Preferably, a heat insulation board is arranged between the heat setting component and the cooling component, and the heat insulation board is composed of glass fiber cotton.
Preferably, through holes are formed in the side walls of the box body, the constant temperature and humidity box and the heat insulation plate and are used for the polyvinyl alcohol film to pass through.
Preferably, the joint of the hot air outlet and the water outlet pipeline is provided with a one-way valve, and the joint of the cold air outlet and the water outlet pipeline is also provided with a one-way valve.
Preferably, a water pump is arranged at the joint of the humidifier and the water delivery pipeline.
Preferably, the third pipeline and the ninth pipeline are all in net distribution.
The beneficial effects of the invention are as follows:
1. according to the water-soluble polyvinyl alcohol film heat setting equipment, in the prior art, when a film is dried, either integral drying or roller heating is often adopted to dry the film, the film is often unevenly dried in the drying process in the prior art, or the film is adhered to the roller in the drying process, so that the production quality is reduced.
2. According to the water-soluble polyvinyl alcohol film heat setting equipment, in the prior art, the dried film is fragile due to overhigh temperature, the film is required to be cooled and subjected to constant temperature and humidity treatment, in the prior art, the film is often cooled by another equipment, then the film is subjected to constant temperature and humidity treatment by arranging a constant temperature and humidity device, the whole process needs a plurality of equipment to operate, the occupied space is large, the production efficiency is low, and resources are wasted.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a schematic view of a third piping structure of the present invention;
FIG. 3 is a top view of a heat-set assembly of the present invention;
FIG. 4 is a schematic diagram of a ninth piping structure of the present invention;
fig. 5 is a top view of the cooling assembly of the present invention.
In the figure: the heat-conducting oil heating device comprises a base station 1, a box body 2, a circulating heat-conducting oil heating device 3, a circulating cooling refrigeration device 4, a heat setting component 5, a cooling component 6, a power component 7, a constant temperature and humidity component 8, a hot air outlet 9, a cold air outlet 10, an air outlet pipeline 11, a water collecting tank 13, a water conveying pipeline 14, a first motor 15, a first rotating shaft 16, a first fan blade 17, a first pipeline 18, a third pipeline 19, a second pipeline 21, a first drying roller 22, a fourth pipeline 23, a flattening roller 24, a sixth pipeline 27, a second drying roller 25, a fifth pipeline 26, a seventh pipeline 28, a second motor 29, a second rotating shaft 31, a second fan blade 32, a eighth pipeline 33, a ninth pipeline 34, a cooling roller 35, an eleventh pipeline 36, a tenth pipeline 37, a third motor 38, a first fixed table 39, a first driving wheel 40, a first belt pulley 42, a second belt 43, a first rotating roller 45, a second rotating roller 46, a second fixed table 47, a fourth motor 48, a second driving wheel 49, a third belt pulley 52, a third belt 53, a third belt roller 53, a third roller 53, a humidity sensor 64, a through hole sensor 61, a humidity sensor 61, a through hole 53, a humidity sensor 64, a humidity sensor 61, a through hole, a humidity sensor 58, a humidity sensor 64, and a heat preservation device.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
The embodiment of the invention solves the problems of the prior art that in the low-temperature drying process, films are easy to adhere due to a large amount of water loss in a drying chamber, and meanwhile, the films have different performances in the transverse and longitudinal directions due to the non-uniformity of drying.
In order to solve the technical problems, the invention has the following general conception: through setting up heat-set assembly 5 in box 2, carry out the stoving processing through heat-set assembly 5 to the great polyvinyl alcohol film of moisture, because the polyvinyl alcohol film temperature after handling is high breakable, so the rethread sets up the cooling module 6 in box 2 carries out the cooling treatment to the polyvinyl alcohol film after drying, the hot-blast air of vapor that the rethread heat-set assembly 5 produced enters into air outlet pipe 11 through hot air outlet 9, cold wind that the cooling module 6 produced enters into air outlet pipe 11 simultaneously, make the vapor in the hot-blast liquefaction of vapor collect to water collecting vat 13 under the cold wind effect that the cold subassembly produced, finally supply constant temperature and humidity subassembly 8 through water pipe 14, the rethread constant temperature and humidity subassembly 8 effect makes the polyvinyl alcohol film can constant temperature and humidity, finally obtain meeting the requirement polyvinyl alcohol film, it can provide power through box 2 and constant temperature and constant humidity subassembly 8 for the polyvinyl alcohol film through power component 7, thereby improved production and quality in effect have been reached.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
The invention provides water-soluble polyvinyl alcohol film heat setting equipment, which comprises a base station 1, a box body 2, circulating heat conduction oil heating equipment 3 and circulating cooling refrigeration equipment 4, wherein the box body 2 is positioned at the upper part of the base station 1 and is fixedly connected with the base station 1; the circulating heat conduction oil heating device 3 is positioned at the upper part of the box body 2 and is fixedly connected with the outer surface of the box body 2; the circulating cooling refrigeration equipment 4 is positioned on the side surface of the circulating heat conduction oil heating equipment 3; the circulating cooling refrigeration equipment 4 is fixedly connected with the outer surface of the box body 2; further comprises:
the heat setting assembly 5 is positioned in the box body 2, and the heat setting assembly 5 is positioned at the lower part of the circulating heat conduction oil heating equipment 3 and is fixedly connected with the circulating heat conduction oil heating equipment 3;
the cooling component 6 is positioned in the box body 2, and the cooling component 6 is positioned at the lower part of the circulating cooling refrigeration equipment 4 and is fixedly connected with the circulating cooling refrigeration equipment 4;
the power assembly 7 is positioned on the side surface of the box body 2 away from the heat setting assembly 5, and the power assembly 7 is positioned on the upper part of the base station 1;
The constant temperature and humidity assembly 8 is positioned on one side, far away from the box body 2, of the power assembly 7, and the constant temperature and humidity assembly 8 is fixedly connected with the base station 1;
the hot air outlet 9 is positioned at the lower part of the box body 2, and the hot air outlet 9 is fixedly connected and communicated with the box body 2;
the cold air outlet 10 is positioned at the lower part of one side of the box body 2 far away from the thermoforming assembly, and the cold air outlet 10 is fixedly connected and communicated with the box body 2;
an air outlet pipeline 11, wherein the air outlet pipeline 11 is positioned in the base 1, and the air outlet pipeline 11 is positioned at the lower part of the box body 2;
the water collecting tank 13 is positioned at the lower part of the air outlet pipeline 11 and is fixedly connected and communicated with the air outlet pipeline 11;
the water delivery pipeline 14 is positioned at the lower part of the water collection tank 13, and the water delivery pipeline 14 is fixedly connected and communicated with the water collection tank 13.
In the prior art, the water-soluble polyvinyl alcohol film is dried by heating a rotating roller or by integral drying, the film is dried in the drying process, uneven drying of the film is often caused, or the film is adhered to the rotating roller in the drying process, and the production quality is reduced.
As a specific embodiment of the present invention, the heat setting assembly 5 further includes:
the first motor 15 is positioned at the upper part of the box body 2, and the first motor 15 is fixedly connected with the inner wall of the box body 2;
the first rotating shaft 16 is fixedly connected with the output shaft of the first motor 15;
the first fan blade 17 is positioned on the side wall of the first rotating shaft 16 and is fixedly connected with the first rotating shaft 16;
the first pipeline 18 is positioned at the lower part of the circulating heat conduction oil heating equipment 3, and the first pipeline 18 is fixedly connected and communicated with the circulating heat conduction oil heating equipment 3;
the third pipeline 19 is positioned at the lower part of the first fan blade 17, and the third pipeline 19 is fixedly connected and communicated with the first pipeline 18;
the second pipeline 21 is positioned on one side, far away from the first pipeline 18, of the third pipeline 19, and one end of the second pipeline 21 is fixedly connected and communicated with the third pipeline 19;
a first drying roller 22, wherein the first drying roller 22 is positioned in a position of the box body 2 close to the second pipeline 21 and is rotationally connected with the box body 2, a fourth pipeline 23 is arranged in the first drying roller 22, and the fourth pipeline 23 is communicated with the second pipeline 21;
The flattening roller 24 is positioned on the side surface of the first drying roller 22, and the flattening roller 24 is rotatably connected with the box body 2;
a sixth pipeline 27, wherein the sixth pipeline 27 is positioned at one side of the first drying roller 22, and the sixth pipeline 27 is connected and communicated with the fourth pipeline 23;
the second drying roller 25 is positioned on one side of the flattening roller 24 far away from the first drying roller 22, the second drying roller 25 is rotationally connected with the inner wall of the box body 2, a fifth pipeline 26 is arranged in the second drying roller 25, and the fifth pipeline 26 is connected and communicated with the fourth pipeline 23 through a sixth pipeline 27;
the seventh pipeline 28, the seventh pipeline 28 is located at one end of the fifth pipeline 26 far away from the sixth pipeline 27, one end of the seventh pipeline 28 is fixedly connected and communicated with the fifth pipeline 26, and the other end of the seventh pipeline 28 is fixedly connected with the circulating heat conduction oil heating equipment 3.
When the polyvinyl alcohol film with higher water content enters the box body 2 and is firstly contacted with the outer surface of the first drying roller 22, then the outer surface of the flattening roller 24 is flattened, then the outer surface of the second drying roller 25 is flattened, and finally the next procedure is carried out, in the process, the first motor 15 is started to drive the first rotating shaft 16 fixedly connected with the output shaft of the first motor 15 to rotate, so as to drive the first fan blade 17 fixedly connected with the first rotating shaft 16 to rotate, the outside air can be sent into the box body 2, meanwhile, the circulating heat conducting oil heating equipment 3 is started, the preheated heat conducting oil enters the first pipeline 18 communicated with the circulating heat conducting oil heating equipment 3 and then enters the third pipeline 19 communicated with the first pipeline 18, and when wind passes through the outer surface of the third pipeline 19, the wind and the third pipeline 19 are subjected to heat exchange, thereby the air passing through the outer surface of the third pipeline 19 has a certain temperature to dry the polyvinyl alcohol film in the box body 2, when the heat conduction oil passes through the third pipeline 19 and then enters the second pipeline 21 communicated with the third pipeline 19 and then enters the fourth pipeline 23 arranged in the first drying roller 22, the first drying roller 22 can be heated through the heat exchange between the fourth pipeline 23 and the first drying roller 22, the polyvinyl alcohol film passing through the first drying roller 22 is dried, meanwhile, the heat conduction oil in the fourth pipeline 23 enters the sixth pipeline 27 communicated with the fourth pipeline 23 and then enters the fifth pipeline 26 arranged in the second drying roller 25, the second drying roller 25 can be heated through the heat exchange between the fifth pipeline 26 and the second drying roller 25, and then the polyvinyl alcohol film passing through the second drying roller 25 is dried for the second time, finally, the heat conduction oil enters the circulating heat conduction oil heating equipment 3 through a seventh pipeline 28 communicated with a fifth pipeline 26, the circulating heat conduction oil heating equipment 3 is heated for the next circulating use, the temperature of the heat conduction oil is reduced along with the circulation in the circulating process of the heat conduction oil in the pipeline in the whole process, the surface temperature of the first drying roller 22 is not too high to adhere the polyvinyl alcohol film, the surface temperature of the second drying roller 25 lower than the surface temperature of the first drying roller 22 is not too high to adhere the polyvinyl alcohol film, and the quality of the polyvinyl alcohol film is improved through the combination of integral drying and roller drying, and meanwhile, the utilization of resources is also improved.
As a specific embodiment of the present invention, the cooling module 6 further includes:
the second motor 29 is positioned at the upper part of the box body 2 and close to the circulating cooling refrigeration equipment 4, and the second motor 29 is fixedly connected with the inner wall of the box body 2;
a second rotating shaft 31, wherein the second rotating shaft 31 is fixedly connected with an output shaft of the second motor 29;
the second fan blade 32 is positioned on the side surface of the second rotating shaft 31 and is fixedly connected with the side wall of the second rotating shaft 31;
the eighth pipeline 33 is positioned at the lower part of the circulating cooling refrigeration equipment 4 and is fixedly connected with the circulating cooling refrigeration equipment 4;
the ninth pipeline 34 is positioned at the lower part of the second fan blade 32, and one end of the ninth pipeline 34 is connected and communicated with the eighth pipeline 33;
the cooling roller 35 is positioned below the second fan blade 32, and the cooling roller 35 is rotationally connected with the inner wall of the box body 2; a tenth pipeline 37 is arranged in the cooling roller 35, and one end of the tenth pipeline 37 is connected and communicated with the ninth pipeline 34;
and an eleven-type pipeline 36, wherein one end of the eleven-type pipeline 36 is connected and communicated with an eleven-type pipeline 37, and the other end of the eleven-type pipeline is connected with the circulating cooling refrigeration equipment 4.
When the dried polyvinyl alcohol film contacts with the cooling roller 35, the second motor 29 is started to drive the second rotating shaft 31 fixedly connected with the output shaft of the second motor 29 to rotate, the second fan blade 32 fixedly connected with the second rotating shaft 31 rotates along with the rotation, external gas can flow into the box body 2 through the rotation of the fan blade, meanwhile, the circulating cooling refrigeration equipment 4 is started, pre-refrigerating liquid can enter the eighth pipeline 33 connected with the circulating cooling refrigeration equipment 4 and then enter the ninth pipeline 34 communicated with the eighth pipeline 33, heat exchange occurs when the entering gas flows through the outer surface of the ninth pipeline 34, the temperature of the gas flowing through the outer surface of the ninth pipeline 34 is reduced, so that the dried polyvinyl alcohol film is cooled, the refrigerating liquid enters the tenth pipeline 37 communicated with the ninth pipeline 34 after passing through the ninth pipeline 34, the temperature of the surface of the cooling roller 35 is reduced through heat exchange between the tenth pipeline 37 and the cooling roller 35, the polyvinyl alcohol film is cooled again, the liquid in the tenth pipeline 37 enters the tenth pipeline 37 and finally enters the eleventh pipeline 36 communicated with the eleventh pipeline for cooling equipment, and finally the eleventh pipeline communicated with the eleventh pipeline is cooled.
As a specific embodiment of the present invention, the power assembly 7 further includes:
the third motor 38 is positioned at the upper part of the base station 1 and is fixedly connected with the base station 1, and the third motor 38 is positioned between the constant temperature and humidity assembly 8 and the box body 2;
a first fixing table 39, wherein the first fixing table 39 is positioned at the upper part of the base table 1 and is fixedly connected with the base table 1;
the first driving wheel 40 is fixedly connected with the output shaft of the third motor 38;
a first belt wheel 42, wherein the first belt wheel 42 is positioned on the first fixed table 39 and is rotationally connected with the first fixed table 39;
a second belt wheel 43, wherein the second belt wheel 43 is positioned at one side of the first fixed table 39 away from the first belt wheel 42 and is rotatably connected with the first fixed table 39;
a first belt 44, wherein the first belt 44 is connected with the first driving wheel 40, the first belt wheel 42 and the second belt wheel 43 respectively;
the first rotating roller 45 is fixedly connected with the first belt wheel 42;
the second rotating roller 46, the second rotating roller 46 is located at one side of the first rotating roller 45 away from the cooling component 6, and the second rotating roller 46 is fixedly connected with the second belt wheel 43;
a second fixing table 47, wherein the second fixing table 47 is positioned at one side of the constant temperature and humidity assembly 8 away from the first fixing table 39, and the second fixing table 47 is fixedly connected with the base table 1;
The fourth motor 48, the fourth motor 48 is located at one side of the constant temperature and humidity assembly 8 away from the third motor 38, and the fourth motor 48 is fixedly connected with the base 1;
the second driving wheel 49 is fixedly connected with the output shaft of the fourth motor 48;
the third belt pulley 52 is positioned on the second fixing table 47 and is rotationally connected with the second fixing table 47;
the second belt 53 is connected with the second driving wheel 49 and the third belt wheel 52 respectively;
and a third roller 54, wherein the third roller 54 is fixedly connected with the third belt wheel 52.
Because the heat setting process and the cooling process of the polyvinyl alcohol film are continuously carried out, in the initial stage of the process, people need to work to make the polyvinyl alcohol film pass through the box body and then contact with the power assembly 7 until the third motor 38 is started when the first section of the polyvinyl alcohol film is manually pulled to contact with the outer surface of the third roller 54, the first driving wheel 40 fixedly connected with the third motor 38 is driven to rotate, the first belt wheel 42 fixedly connected with the first driving wheel 40 through the first belt 44 is driven to rotate with the second belt wheel 43, the first roller 45 fixedly connected with the first belt wheel 42 and the second roller 46 fixedly connected with the second belt wheel 43 are also driven to rotate, the polyvinyl alcohol film in the box body can continuously pass through the surface of the first drying roller 22, the surface of the flattening roller 24 and the surface of the second drying roller 25 through the mutual cooperation of the first roller 45 and the second roller 46, simultaneously, the surface of the polyvinyl alcohol film and the surface of the first drying roller 22, the surface of the flattening roller 24 and the surface of the second drying roller 25 are rubbed, so that the first drying roller 22, the flattening roller 24 and the second drying roller 25 also rotate along with the rotation, the polyvinyl alcohol film can leave the box body 2 and enter the constant temperature and humidity assembly 8, meanwhile, the fourth motor 48 is started to drive the second driving wheel 49 fixedly connected with the fourth motor 48 to rotate, the third belt wheel 52 fixedly connected with the second driving wheel 49 through the second belt 53 is rotated, the third rotating roller 54 fixedly connected with the third belt wheel 52 is rotated, the polyvinyl alcohol film in the constant temperature and humidity assembly 8 can be pulled out for the next procedure, meanwhile, the first rotating roller 45, the second rotating roller 46 and the third rotating roller have lower rotation speed, the tensile force provided for the polyvinyl alcohol film is smaller, i.e., the deformation of the polyvinyl alcohol film is negligible.
As a specific embodiment of the present invention, the constant temperature and humidity assembly 8 further includes:
a heat-preserving and moisture-preserving box 55, wherein the heat-preserving and moisture-preserving box 55 is positioned on one side of the base 1 far away from the cooling assembly 6, and the heat-preserving and moisture-preserving box 55 is fixedly connected with the base 1;
the humidifier 56 is positioned at the bottom of the heat preservation and moisture preservation box 55 and is fixedly connected with the heat preservation and moisture preservation box 55, and the humidifier 56 is connected with the water conveying pipeline 14;
the heating plate 57 is positioned at the upper part of the heat preservation and moisture preservation box 55 and is fixedly connected with the inner wall of the heat preservation and moisture preservation box 55;
the humidity sensor 58 is positioned on the side wall of the heat preservation and moisture preservation box 55 and is fixedly connected with the heat preservation and moisture preservation box 55;
the temperature sensor 59, the temperature sensor 59 is located in the side wall of the thermal insulation and humidity preservation box 55 and fixedly connected with the thermal insulation and humidity preservation box 55.
The polyvinyl alcohol film after drying and cooling is fragile due to a large amount of dehydration and temperature change, so that the performance of the polyvinyl alcohol film is guaranteed, the polyvinyl alcohol film is required to be subjected to constant temperature and humidity conditioning after drying and cooling, when the cooled polyvinyl alcohol film enters the heat preservation and humidity preservation box 55, the temperature change is sensed through the temperature sensor 59, the temperature of the heating plate 57 is adjusted, the heat preservation and humidity in the heat preservation and humidity preservation box 55 is kept at a constant temperature, the humidity change is sensed through the humidity sensor 58, the humidity in the heat preservation and humidity preservation box 55 is kept at a constant humidity through the humidifier 56, and the performance of the polyvinyl alcohol film is guaranteed after drying and cooling through the constant temperature and humidity conditioning.
As a specific embodiment of the present invention, a heat insulation board 61 is disposed between the heat setting assembly 5 and the cooling assembly 6, and the heat insulation board 61 is made of glass fiber wool.
Because the heat setting component 5 and the cooling component 6 are simultaneously positioned in the box body 2, in order to prevent the heat setting component 5 from generating hot gas and the cooling component 6 from generating cold gas to exchange cold and heat and influence the heat setting and cooling of the polyvinyl alcohol film, the heat insulating plate 61 is arranged between the heat setting component 5 and the cooling component 6, the heat insulating plate 61 is composed of glass fiber cotton, and the glass fiber cotton has good heat insulating and high temperature resisting characteristics.
As a specific embodiment of the invention, the side walls of the box body 2, the constant temperature and humidity box and the heat insulation plate 61 are respectively provided with a through hole 62 for the polyvinyl alcohol film to pass through.
As shown in fig. 1, the polyvinyl alcohol film enters the box body 2 through the through hole 62 formed in the box body 2, passes through the through hole 62 formed in the heat insulation plate 61, exits through the through hole 62 formed in the other side of the box body 2, enters the constant temperature and humidity box through the through hole 62 formed in the side wall of the constant temperature and humidity box, and exits through the through hole 62 formed in the other side of the constant temperature and humidity box.
As a specific embodiment of the present invention, a one-way valve 63 is disposed at the connection between the hot air outlet 9 and the air outlet pipe 11, and a one-way valve 63 is also disposed at the connection between the cold air outlet 10 and the air outlet pipe 11.
In the drying process, moisture in the polyvinyl alcohol film evaporates and enters into hot air, hot air enters into the water outlet pipeline through the hot air outlet 9, meanwhile cold air generated in the cooling process enters into the air outlet pipeline 11 through the cold air outlet pipeline, cold air and hot air meet in the air outlet pipeline 11, and the temperature of the hot air is reduced, so that water vapor in the hot air is liquefied due to the reduction of the temperature and flows into the water collecting tank 13 due to the action of gravity, a one-way valve 63 is arranged at the joint of the hot air outlet 9 and the air outlet pipeline 11, and a one-way valve 63 is also arranged at the joint of the cold air outlet 10 and the air outlet pipeline 11 so as to prevent the flowing air from flowing back into the box body 2 through the hot air outlet 9 and the cold air outlet 10 and affecting the thermoforming and cooling process.
As an embodiment of the present invention, a water pump 64 is disposed at the connection between the humidifier 56 and the water pipe 14.
The humidifier 56 adjusts the humidity in the heat preservation and humidity preservation box 55 through atomizing water, the water needed by the humidifier 56 comes from the water collecting tank 13, and the water enters the water conveying pipeline 14 from the water collecting tank 13 through the action of the water pump 64, then enters the water pump 64 and finally enters the humidifier 56.
As a specific embodiment of the present invention, the third pipeline 19 and the ninth pipeline 34 are both distributed in a mesh shape.
As shown in fig. 2 and 4, the third pipeline 19 and the ninth pipeline 34 are all in mesh distribution, so that the air passing through the outer surfaces of the third pipeline 19 and the ninth pipeline 34 can exchange heat and cold fully with the third pipeline 19 and the ninth pipeline 34.
Working principle: in the prior art, the water-soluble polyvinyl alcohol film is dried by heating a rotating roller or by integral drying, the film is dried in the drying process, uneven drying of the film is often caused, or the film is adhered to the rotating roller in the drying process, and the production quality is reduced.
When the polyvinyl alcohol film with higher water content enters the box body 2 and is firstly contacted with the first drying roller 22, then flattened by the flattening roller 24, then passes through the second drying roller 25, finally enters the next procedure, the first motor 15 starts to drive the first rotating shaft 16 fixedly connected with the output shaft of the first motor 15 to rotate in the process, thereby driving the first fan blade 17 fixedly connected with the first rotating shaft 16 to rotate, external air can be sent into the box body 2, meanwhile, the circulating heat conduction oil heating device 3 starts, the preheated heat conduction oil enters the first pipeline 18 communicated with the circulating heat conduction oil heating device 3, then enters the third pipeline 19 communicated with the first pipeline 18, when wind passes through the outer surface of the third pipeline 19, the wind and the third pipeline 19 are subjected to heat exchange, so that the wind passing through the outer surface of the third pipeline 19 has a certain temperature, when the heat conduction oil enters the second pipeline 21 communicated with the third pipeline 19 again, then enters the second pipeline 21 communicated with the third pipeline 19, and finally enters the fourth pipeline 23 and the fourth pipeline 23, and the fifth pipeline 25 are respectively communicated with the fourth pipeline 25, and the fifth pipeline 25 is simultaneously heated by the first pipeline 23 and the second pipeline 25, and the fifth pipeline 25 is communicated with the fourth pipeline 25, and the fifth pipeline 25 is simultaneously dried, and the second pipeline 25 is communicated with the fourth pipeline 25 and the fourth pipeline and the fifth pipeline 25 is communicated with the fourth pipeline and the fifth pipeline 25, the heat conduction oil heating equipment 3 is used for heating the heat conduction oil to be recycled next time, the temperature is reduced along with the circulation in the circulation process of the heat conduction oil in the pipeline, so that the surface temperature of the first drying roller 22 is not too high to adhere the polyvinyl alcohol film, the second drying roller 25 with the temperature lower than the surface temperature of the first drying roller 22 is not too high to adhere the polyvinyl alcohol film, and the quality of the polyvinyl alcohol film is improved through the combination of integral drying and roller drying, and the utilization of resources is also improved.
When the dried polyvinyl alcohol film contacts with the cooling roller 35, the second motor 29 is started to drive the second rotating shaft 31 fixedly connected with the output shaft of the second motor 29 to rotate, the second fan blade 32 fixedly connected with the second rotating shaft 31 rotates along with the rotation, external gas can flow into the box body 2 through the rotation of the fan blade, meanwhile, the circulating cooling refrigeration equipment 4 is started, pre-refrigerating liquid can enter the eighth pipeline 33 connected with the circulating cooling refrigeration equipment 4 and then enter the ninth pipeline 34 communicated with the eighth pipeline 33, heat exchange occurs when the entering gas flows through the outer surface of the ninth pipeline 34, the temperature of the gas flowing through the outer surface of the ninth pipeline 34 is reduced, so that the dried polyvinyl alcohol film is cooled, the refrigerating liquid enters the tenth pipeline 37 communicated with the ninth pipeline 34 after passing through the ninth pipeline 34, the temperature of the surface of the cooling roller 35 is reduced through heat exchange between the tenth pipeline 37 and the cooling roller 35, the polyvinyl alcohol film is cooled again, the liquid in the tenth pipeline 37 enters the tenth pipeline 37 and finally enters the eleventh pipeline 36 communicated with the eleventh pipeline for cooling equipment, and finally the eleventh pipeline communicated with the eleventh pipeline is cooled.
Because the heat setting process and the cooling process of the polyvinyl alcohol film are continuously carried out, in the initial stage of the process, people need to work to make the polyvinyl alcohol film pass through the box body and then contact with the power assembly 7 until the third motor 38 is started when the first section of the polyvinyl alcohol film is manually pulled to contact with the outer surface of the third roller 54, the first driving wheel 40 fixedly connected with the third motor 38 is driven to rotate, the first belt wheel 42 fixedly connected with the first driving wheel 40 through the first belt 44 is driven to rotate with the second belt wheel 43, the first roller 45 fixedly connected with the first belt wheel 42 and the second roller 46 fixedly connected with the second belt wheel 43 are also driven to rotate, the polyvinyl alcohol film in the box body can continuously pass through the surface of the first drying roller 22, the surface of the flattening roller 24 and the surface of the second drying roller 25 through the mutual cooperation of the first roller 45 and the second roller 46, simultaneously, the surface of the polyvinyl alcohol film and the surface of the first drying roller 22, the surface of the flattening roller 24 and the surface of the second drying roller 25 are rubbed, so that the first drying roller 22, the flattening roller 24 and the second drying roller 25 also rotate along with the rotation, the polyvinyl alcohol film can leave the box body 2 and enter the constant temperature and humidity assembly 8, meanwhile, the fourth motor 48 is started to drive the second driving wheel 49 fixedly connected with the fourth motor 48 to rotate, the third belt wheel 52 fixedly connected with the second driving wheel 49 through the second belt 53 is rotated, the third rotating roller 54 fixedly connected with the third belt wheel 52 is rotated, the polyvinyl alcohol film in the constant temperature and humidity assembly 8 can be pulled out for the next procedure, meanwhile, the first rotating roller 45, the second rotating roller 46 and the third rotating roller have lower rotation speed, the tensile force provided for the polyvinyl alcohol film is smaller, i.e., the deformation of the polyvinyl alcohol film is negligible.
The polyvinyl alcohol film after drying and cooling is fragile due to a large amount of dehydration and temperature change, so that the performance of the polyvinyl alcohol film is guaranteed, the polyvinyl alcohol film is required to be subjected to constant temperature and humidity conditioning after drying and cooling, when the cooled polyvinyl alcohol film enters the heat preservation and humidity preservation box 55, the temperature change is sensed through the temperature sensor 59, the temperature of the heating plate 57 is adjusted, the heat preservation and humidity in the heat preservation and humidity preservation box 55 is kept at a constant temperature, the humidity change is sensed through the humidity sensor 58, the humidity in the heat preservation and humidity preservation box 55 is kept at a constant humidity through the humidifier 56, and the performance of the polyvinyl alcohol film is guaranteed after drying and cooling through the constant temperature and humidity conditioning.
Because the heat setting component 5 and the cooling component 6 are simultaneously positioned in the box body 2, in order to prevent the heat setting component 5 from generating hot gas and the cooling component 6 from generating cold gas to exchange cold and heat and influence the heat setting and cooling of the polyvinyl alcohol film, the heat insulating plate 61 is arranged between the heat setting component 5 and the cooling component 6, the heat insulating plate 61 is composed of glass fiber cotton, and the glass fiber cotton has good heat insulating and high temperature resisting characteristics.
As shown in fig. 1, the polyvinyl alcohol film enters the box body 2 through the through hole 62 formed in the box body 2, passes through the through hole 62 formed in the heat insulation plate 61, exits through the through hole 62 formed in the other side of the box body 2, enters the constant temperature and humidity box through the through hole 62 formed in the side wall of the constant temperature and humidity box, and exits through the through hole 62 formed in the other side of the constant temperature and humidity box.
In the drying process, moisture in the polyvinyl alcohol film evaporates and enters into hot air, hot air enters into the air outlet pipeline 11 through the hot air outlet 9, meanwhile cold air generated in the cooling process enters into the air outlet pipeline 11 through the cold air outlet pipeline, cold air and hot air meet in the air outlet pipeline 11, and the temperature of the hot air is reduced, so that water vapor in the hot air is liquefied due to temperature reduction and flows into the water collecting tank 13 due to gravity, the joint of the hot air outlet 9 and the air outlet pipeline 11 is provided with the one-way valve 63, and the joint of the cold air outlet 10 and the air outlet pipeline 11 is also provided with the one-way valve 63, so that the flowing air is prevented from flowing back into the box body 2 through the hot air outlet 9 and the cold air outlet 10, and the thermoforming and cooling process are affected.
The humidifier 56 adjusts the humidity in the heat preservation and humidity preservation box 55 through atomizing water, the water needed by the humidifier 56 comes from the water collecting tank 13, and the water enters the water conveying pipeline 14 from the water collecting tank 13 through the action of the water pump 64, then enters the water pump 64 and finally enters the humidifier 56.
As shown in fig. 2 and 4, the third pipeline 19 and the ninth pipeline 34 are all in mesh distribution, so that the air passing through the outer surfaces of the third pipeline 19 and the ninth pipeline 34 can exchange heat and cold fully with the third pipeline 19 and the ninth pipeline 34.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The water-soluble polyvinyl alcohol film heat setting equipment comprises a base station (1), a box body (2), a circulating heat conducting oil heating device (3) and a circulating cooling refrigeration device (4), wherein the box body (2) is positioned at the upper part of the base station (1) and is fixedly connected with the base station (1); the circulating heat conduction oil heating equipment (3) is positioned at the upper part of the box body (2) and is fixedly connected with the outer surface of the box body (2); the circulating cooling refrigeration equipment (4) is positioned on the side surface of the circulating heat conduction oil heating equipment (3); the circulating cooling refrigeration equipment (4) is fixedly connected with the outer surface of the box body (2); the method is characterized in that: further comprises:
The heat setting assembly (5) is positioned in the box body (2), and the heat setting assembly (5) is positioned at the lower part of the circulating heat conduction oil heating equipment (3) and is fixedly connected with the circulating heat conduction oil heating equipment (3);
the cooling assembly (6) is positioned in the box body (2), and the cooling assembly (6) is positioned at the lower part of the circulating cooling refrigeration equipment (4) and is fixedly connected with the circulating cooling refrigeration equipment (4);
the power assembly (7) is positioned on the side surface of the box body (2) far away from the heat setting assembly (5), and the power assembly (7) is positioned on the upper part of the base station (1);
the constant temperature and humidity assembly (8), the constant temperature and humidity assembly (8) is located at one side of the power assembly (7) far away from the box body (2), and the constant temperature and humidity assembly (8) is fixedly connected with the base station (1);
the hot air outlet (9) is positioned at the lower part of the box body (2), and the hot air outlet (9) is fixedly connected and communicated with the box body (2);
the cold air outlet (10) is positioned at the lower part of one side, far away from the thermoforming assembly, of the box body (2), and the cold air outlet (10) is fixedly connected and communicated with the box body (2);
the air outlet pipeline (11), the air outlet pipeline (11) is positioned in the base station (1), and the air outlet pipeline (11) is positioned at the lower part of the box body (2);
The water collecting tank (13) is positioned at the lower part of the air outlet pipeline (11) and is fixedly connected and communicated with the air outlet pipeline (11);
the water conveying pipeline (14) is positioned at the lower part of the water collecting tank (13), and the water conveying pipeline (14) is fixedly connected and communicated with the water collecting tank (13);
the heat-setting assembly (5) further comprises:
the first motor (15) is positioned at the upper part of the box body (2), and the first motor (15) is fixedly connected with the inner wall of the box body (2);
the first rotating shaft (16), the first rotating shaft (16) is fixedly connected with the output shaft of the first motor (15);
the first fan blade (17) is positioned on the side wall of the first rotating shaft (16) and is fixedly connected with the first rotating shaft (16);
the first pipeline (18) is positioned at the lower part of the circulating heat conduction oil heating equipment (3), and the first pipeline (18) is fixedly connected and communicated with the circulating heat conduction oil heating equipment (3);
the third pipeline (19), the third pipeline (19) is positioned at the lower part of the first fan blade (17), and the third pipeline (19) is fixedly connected and communicated with the first pipeline (18);
the second pipeline (21) is positioned on one side, far away from the first pipeline (18), of the third pipeline (19), and one end of the second pipeline (21) is fixedly connected and communicated with the third pipeline (19);
The first drying roller (22) is positioned in a position, close to the second pipeline (21), of the box body (2) and is rotationally connected with the box body (2), a fourth pipeline (23) is arranged in the first drying roller (22), and the fourth pipeline (23) is communicated with the second pipeline (21);
the flattening roller (24) is positioned on the side surface of the first drying roller (22), and the flattening roller (24) is rotationally connected with the box body (2);
the drying device comprises a No. six pipeline (27), wherein the No. six pipeline (27) is positioned on one side of a No. one drying roller, and the No. six pipeline (27) is connected and communicated with the No. four pipeline;
the second drying roller (25), the second drying roller (25) is located on one side of the flattening roller (24) far away from the first drying roller (22), the second drying roller (25) is rotationally connected with the inner wall of the box body (2), a fifth pipeline (26) is arranged in the second drying roller (25), and the fifth pipeline (26) is connected and communicated with the fourth pipeline (23) through a sixth pipeline (27);
the pipeline (28) is arranged at one end, far away from the pipeline (27), of the pipeline (26), the pipeline (28) is fixedly connected and communicated with the pipeline (26), and the other end of the pipeline (28) is fixedly connected with the circulating heat conduction oil heating equipment (3);
the cooling assembly (6) further comprises:
The second motor (29), the said second motor (29) locates at the upper portion of the box (2) and close to the position of the cooling refrigeration plant (4) of circulation, the said motor is fixedly connected with inner wall of the box (2);
the second rotating shaft (31), the second rotating shaft (31) is fixedly connected with the output shaft of the second motor (29);
the second fan blade (32), the second fan blade (32) is positioned on the side surface of the second rotating shaft (31) and is fixedly connected with the side wall of the second rotating shaft (31);
the eighth pipeline (33), the said eighth pipeline (33) locates at the inferior part of the cooling refrigeration plant of circulation (4) and fixedly connects with cooling refrigeration plant of circulation (4);
the No. nine pipeline (34), the No. nine pipeline (34) is positioned at the lower part of the No. two fan blades (32), and one end of the No. nine pipeline (34) is connected and communicated with the No. eight pipeline (33);
the cooling roller (35) is positioned below the second fan blade (32), and the cooling roller (35) is rotationally connected with the inner wall of the box body (2); a tenth pipeline (37) is arranged in the cooling roller (35), and one end of the tenth pipeline (37) is connected and communicated with the ninth pipeline (34);
an eleventh pipeline (36), wherein one end of the eleventh pipeline (36) is connected and communicated with a tenth pipeline (37), and the other end of the eleventh pipeline is connected with the circulating cooling refrigeration equipment (4);
the constant temperature and humidity assembly (8) further comprises:
The heat-preserving and moisture-preserving box (55), the heat-preserving and moisture-preserving box (55) is positioned on one side of the base station (1) far away from the cooling component (6), and the heat-preserving and moisture-preserving box (55) is fixedly connected with the base station (1);
the humidifier (56) is positioned at the bottom of the heat preservation and moisture preservation box (55) and is fixedly connected with the heat preservation and moisture preservation box (55), and the humidifier (56) is connected with the water conveying pipeline (14);
the heating plate (57) is positioned at the upper part of the heat preservation and moisture preservation box (55) and is fixedly connected with the inner wall of the heat preservation and moisture preservation box (55);
the humidity sensor (58) is positioned on the side wall of the heat preservation and moisture preservation box (55) and is fixedly connected with the heat preservation and moisture preservation box (55);
the temperature sensor (59), temperature sensor (59) are located heat preservation and moisture preservation case (55) lateral wall and with heat preservation and moisture preservation case (55) fixed connection.
2. The water-soluble polyvinyl alcohol film heat setting apparatus as claimed in claim 1, wherein: the power assembly (7) further comprises:
the third motor (38), the third motor (38) is located on the upper portion of the base station (1) and fixedly connected with the base station (1), and the third motor (38) is located between the constant temperature and humidity assembly (8) and the box body (2);
the first fixing table (39) is positioned at the upper part of the base table (1) and is fixedly connected with the base table (1);
The first driving wheel (40) is fixedly connected with the output shaft of the third motor (38);
the first belt wheel (42) is positioned on the first fixed table (39) and is rotationally connected with the first fixed table (39);
the second belt wheel (43), the second belt wheel (43) is positioned at one side of the first fixed table (39) far away from the first belt wheel (42) and is rotationally connected with the first fixed table (39);
the first belt (44) is connected with the first belt wheel (42) and the second belt wheel (43) respectively through the first driving wheel (40);
the first rotating roller (45) is fixedly connected with the first belt wheel (42);
the second rotating roller (46), the second rotating roller (46) is positioned at one side of the first rotating roller (45) far away from the cooling component (6), and the second rotating roller (46) is fixedly connected with the second belt wheel (43);
the second fixing table (47) is positioned on one side, far away from the first fixing table (39), of the constant temperature and humidity assembly (8), and the second fixing table (47) is fixedly connected with the base table (1);
the fourth motor (48), the fourth motor (48) is located at one side of the constant temperature and humidity assembly (8) far away from the third motor (38), and the fourth motor (48) is fixedly connected with the base station (1);
the second driving wheel (49) is fixedly connected with the output shaft of the fourth motor (48);
The third belt wheel (52) is positioned on the second fixed table (47) and is rotationally connected with the second fixed table (47);
the second belt (53) is connected with the second driving wheel (49) and the third belt wheel (52) respectively;
and the third rotating roller (54) is fixedly connected with the third belt wheel (52).
3. The water-soluble polyvinyl alcohol film heat setting apparatus as claimed in claim 1, wherein: a heat insulation plate (61) is arranged between the heat setting assembly (5) and the cooling assembly (6), and the heat insulation plate (61) is composed of glass fiber cotton.
4. The water-soluble polyvinyl alcohol film heat setting apparatus as claimed in claim 1, wherein: the box body (2) and the side wall of the constant temperature and humidity box and the heat insulation plate (61) are provided with through holes (62) for the polyvinyl alcohol film to pass through.
5. The water-soluble polyvinyl alcohol film heat setting apparatus as claimed in claim 1, wherein: the connection part of the hot air outlet (9) and the water outlet pipeline is provided with a one-way valve (63), and the connection part of the cold air outlet (10) and the water outlet pipeline is also provided with the one-way valve (63).
6. The water-soluble polyvinyl alcohol film heat setting apparatus as claimed in claim 1, wherein: a water pump (64) is arranged at the joint of the humidifier (56) and the water delivery pipeline (14).
7. The water-soluble polyvinyl alcohol film heat setting apparatus as claimed in claim 1, wherein: the third pipeline (19) and the ninth pipeline (34) are distributed in a net shape.
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